Reverse Osmosis RO Membrane
Reverse Osmosis RO Membrane Naming Rule
Reverse Osmosis RO Membrane Selecting Guide
Reverse Osmosis RO Membrane Dimension
2521 2540 4021 4040 Element:
Model | A/mm(inch) | B/mm(inch) | C/mm(inch) | D/mm(inch) |
4021 | 533.4 (21) | 99.7 (3.9) | 19.1 (0.75) | 26.7 (1.05) |
4040 | 1016.0 (40) | 99.7 (3.9) | 19.1 (0.75) | 26.7 (1.05) |
2521 | 533.4 (21) | 61 (2.4) | 19.1 (0.75) | 30.2 (1.19) |
2540 | 1016.0 (40) | 61 (2.4) | 19.1 (0.75) | 30.2 (1.19) |
8040 Element:
Model | A/mm(inch) | B/mm(inch) | C/mm(inch) |
8040 | 1016 (40) | 201 (7.9) | 29 (1.125) |
Reverse Osmosis Membrane Elements Technical Data
XLP Series Membrane Elements
XLP series of membrane elements are made of Polyamide composite membrane materials, which can achieve the desired permeate water and high desalination rate under extremely low pressure operation conditions. The operating pressure is 2/3 of the ULP conventional composite membrane pressure, and the desalination rate can reach 98%. It can improve economic benefits, including reducing the investment cost of related pumps, pipelines, containers and other equipment as well as the operation cost of the whole reverse osmosis system.
XLP series of membrane elements is suitable for desalination treatment of surface water, groundwater, tap water and municipal water with salt content less than 1000 ppm. It is mainly used in various fields of industry, such as pure water, boiler recharge water, food processing and pharmaceutical manufacturing.
XLP series of membrane elements performance
Model | Active Membrane ft2(m2) | Average Permeate GPD(m3/d) | Stable Rejection | Min. Rejection |
HC-XLP-2521 | 16(1.5) | 450(1.7) | 98.0 | 97.5 |
HC-XLP-2540 | 33(3.0) | 900(3.4) | 98.0 | 97.5 |
HC-XLP-4021 | 42(3.9) | 1300(4.9) | 98.0 | 97.5 |
HC-XLP-4040 | 85(7.9) | 2600(9.8) | 98.0 | 97.5 |
HC-XLP-8040 | 400(37.2) | 12000(45.4) | 98.0 | 97.5 |
HC-XLP-8040-440 | 440(40.9) | 13200(49.9) | 98.0 | 97.5 |
XLP series of membrane elements Testing Conditions:
Testing Pressure:100 psi (0.69MPa)
Temperature of Testing Solution:25 ºC
Concentration of Testing Solution (NaCl):500ppm
pH Value of Testing Solution:7.5
Recovery Rate of Single Element:15%
XLP series of membrane elements Operation Limits & Conditions:
Max.Working Pressure:600psi(4.14MPa)
Max.Feed Water Flow:75gpm(17 m3/h) for 8040; 16gpm(3.6 m3/h) for 4040,4021; 6.0gpm(1.4 m3/h) for 2521,2540
Max.Feed Water Temperature: 45ºC
Max.Mn: 0.1mg/L
Max.Fe: 0.05mg/L
Max.Turbidity NTU: 1.0
Max.Feed Water SDI15: 5
Max.Feed Water COD: 15ppm
Max.Feed Water BOD: 10ppm
Max.Feed Water TOC: 3ppm
Residual Chlorine Concentration of Feed Water: <0.1ppm
pH Range of Feed Water During Continuous Operation: 3~10
Max.Pressure Drop of Single Element: 15psi(0.1MPa) for 8040,4040,2540; 10psi(0.07MPa) for 2521,4021
ULP Series Membrane Elements
ULP series of membrane elements are made of Polyamide composite membrane materials, which can achieve the desired permeate water and high desalination rate under ultra-low/extreme-low pressure operation conditions. The operating pressure is 2/3 of the BW conventional composite membrane pressure, and the desalination rate can reach 99.3%. It can improve economic benefits, including reducing the investment cost of related pumps, pipelines, containers and other equipment as well as the operation cost of the whole reverse osmosis system.
ULP series of membrane elements is suitable for desalination treatment of surface water, groundwater, tap water and municipal water with salt content less than 2000 ppm. It is mainly used in various fields of industry, such as pure water, boiler recharge water, food processing and pharmaceutical manufacturing.
ULP series of membrane elements performance
Model | Active Membrane ft2(m2) | Average Permeate GPD(m3/d) | Stable Rejection | Min. Rejection |
HC-ULP-2521 | 16(1.5) | 400(1.5) | 99.5 | 99.3 |
HC-ULP-2540 | 33(3.0) | 800(3.0) | 99.5 | 99.3 |
HC-ULP-4021 | 42(3.9) | 1100(4.2) | 99.5 | 99.3 |
HC-ULP1-4040 | 85(7.9) | 3100(11.7) | 99.0 | 98.5 |
HC-ULP2-4040 | 85(7.9) | 2700(10.2) | 99.3 | 99.0 |
HC-ULP3-4040 | 85(7.9) | 2200(8.3) | 99.5 | 99.3 |
HC-ULP1-8040 | 400(37.2) | 14000(53) | 99.0 | 98.5 |
HC-ULP2-8040 | 400(37.2) | 12000(45.4) | 99.3 | 99.0 |
HC-ULP3-8040 | 400(37.2) | 10500(39.7) | 99.5 | 99.3 |
HC-ULP3-8040-440 | 440(40.9) | 12000(45.4) | 99.5 | 99.3 |
ULP series of membrane elements Testing Conditions:
Testing Pressure:150 psi (1.03MPa)
Temperature of Testing Solution:25 ºC
Concentration of Testing Solution (NaCl):1500ppm
pH Value of Testing Solution:7.5
Recovery Rate of Single Element:15%
ULP series of membrane elements Operation Limits & Conditions:
Max.Working Pressure:600psi(4.14MPa)
Max.Feed Water Flow:75gpm(17 m3/h) for 8040; 16gpm(3.6 m3/h) for 4040,4021; 6.0gpm(1.4 m3/h) for 2521,2540
Max.Feed Water Temperature: 45ºC
Max.Mn: 0.1mg/L
Max.Fe: 0.05mg/L
Max.Turbidity NTU: 1.0
Max.Feed Water SDI15: 5
Max.Feed Water COD: 15ppm
Max.Feed Water BOD: 10ppm
Max.Feed Water TOC: 3ppm
Residual Chlorine Concentration of Feed Water: <0.1ppm
pH Range of Feed Water During Continuous Operation: 3~10
Max.Pressure Drop of Single Element: 15psi(0.1MPa) for 8040,4040,2540; 10psi(0.07MPa) for 2521,4021
BW Series FR Series Membrane Elements
BW series is an aromatic polyamide composite membrane element for desalination of brackish water. It has the characteristics of high water production and good desalination performance. In addition, it has high performance of removing soluble salts, TOC and SiO2, and is especially suitable for the making of high purified water in the electronics and power industries.
It is suitable for desalination treatment of surface water, groundwater, tap water and municipal water with salt content less than 5,000 ppm. It is mainly used for industrial pure water of various scales, boiler feed water of power plants and other industrial water. It can also be used for the treatment of brackish water applications such as high concentration saline waste water and beverage water manufacturing.
FR series, the surface of this membrane was treated by special technology, which changed the electric charge and smoothness of the membrane surface, increased the hydrophilicity of the membrane surface, thus reducing the contamination of pollutants and microorganisms on the membrane surface, and achieving the purpose of reducing the contamination of membrane components and prolonging the service life.
BW series FR series of membrane elements performance:
Model | Active Membrane ft2(m2) | Average Permeate GPD(m3/d) | Stable Rejection | Min. Rejection |
HC-BW-2521 | 16(1.5) | 400(1.5) | 99.7 | 99.5 |
HC-BW-2540 | 33(3.0) | 800(3.0) | 99.7 | 99.5 |
HC-BW-4021 | 42(3.9) | 1100(4.2) | 99.7 | 99.5 |
HC-BW-4040 | 85(7.9) | 2400(9.1) | 99.7 | 99.5 |
HC-BW-8040 | 400(37.2) | 10500(39.7) | 99.7 | 99.5 |
HC-BW-8040-440 | 440(40.9) | 12000(45.4) | 99.7 | 99.5 |
HC-FR-4040 | 400(37.2) | 2400(9.1) | 99.7 | 99.5 |
HC-FR-8040 | 440(40.9) | 10500(39.7) | 99.7 | 99.5 |
BW series FR series of membrane elements Testing Conditions:
Testing Pressure:225 psi (1.5MPa)
Temperature of Testing Solution:25 ºC
Concentration of Testing Solution (NaCl):2000ppm
pH Value of Testing Solution:7.5
Recovery Rate of Single Element:15%
BW series FR series of membrane elements Operation Limits & Conditions:
Max.Working Pressure:600psi(4.14MPa)
Max.Feed Water Flow:75gpm(17 m3/h) for 8040; 16gpm(3.6 m3/h) for 4040,4021; 6.0gpm(1.4 m3/h) for 2521,2540
Max.Feed Water Temperature: 45ºC
Max.Mn: 0.1mg/L
Max.Fe: 0.05mg/L
Max.Turbidity NTU: 1.0
Max.Feed Water SDI15: 5
Max.Feed Water COD: 15ppm
Max.Feed Water BOD: 10ppm
Max.Feed Water TOC: 3ppm
Residual Chlorine Concentration of Feed Water: <0.1ppm
pH Range of Feed Water During Continuous Operation: 3~10
Max.Pressure Drop of Single Element: 15psi(0.1MPa) for 8040,4040,2540; 10psi(0.07MPa) for 2521,4021
SW Series Membrane Elements
SW Series is an aromatic polyamide composite membrane element for seawater desalination. By optimizing the structure of membrane element, this series of membrane elements can increase water production. Under the same water production requirement, the number of membrane elements can be reduced. It has the characteristics of low operating pressure, low equipment investment, good desalination performance and stability. In particular, its high desalination rate ensures that drinking water can be obtained from seawater through first-order reverse osmosis.
SW series membrane elements are suitable for the treatment of seawater and brackish water with high concentration. They can be used for the treatment of seawater desalination, desalination of brackish water with high concentration, boiler feed water in power plants, wastewater reuse, concentration and recovery of high value-added substances such as food and medicine, etc.
SW series of membrane elements performance:
Model | Active Membrane ft2(m2) | Average Permeate GPD(m3/d) | Stable Rejection | Min. Rejection |
HC-SW-2521 | 16(1.5) | 270(1.0) | 99.5 | 99.3 |
HC-SW-2540 | 33(3.0) | 600(2.3) | 99.5 | 99.3 |
HC-SW-4021 | 42(3.9) | 750(2.8) | 99.5 | 99.3 |
HC-SW-4040 | 85(7.9) | 1600(6.1) | 99.5 | 99.3 |
HC-SW-8040 | 400(37.2) | 7500(28.4) | 99.8 | 99.5 |
HC-SW-8040-440 | 440(40.9) | 8250(31.2) | 99.8 | 99.5 |
SW series of membrane elements Testing Conditions:
Testing Pressure:800 psi (5.5MPa)
Temperature of Testing Solution:25 ºC
Concentration of Testing Solution (NaCl):32000ppm
pH Value of Testing Solution:7.5
Recovery Rate of Single Element:8%
SW series of membrane elements Operation Limits & Conditions:
Max.Working Pressure:1200psi(8.3MPa)
Max.Feed Water Flow:75gpm(17 m3/h) for 8040; 16gpm(3.6 m3/h) for 4040,4021; 6.0gpm(1.4 m3/h) for 2521,2540
Max.Feed Water Temperature: 45ºC
Max.Mn: 0.1mg/L
Max.Fe: 0.05mg/L
Max.Turbidity NTU: 1.0
Max.Feed Water SDI15: 5
Max.Feed Water COD: 15ppm
Max.Feed Water BOD: 10ppm
Max.Feed Water TOC: 3ppm
Residual Chlorine Concentration of Feed Water: <0.1ppm
pH Range of Feed Water During Continuous Operation: 3~10
Max.Pressure Drop of Single Element: 15psi(0.1MPa) for 8040,4040,2540; 10psi(0.07MPa) for 2521,4021
NF Series Membrane Elements
NF Series of nanofiltration membrane elements can achieve high permeate water and excellent desalination performance. Therefore, it is suitable for large-scale industrial and municipal water treatment systems. In use, it shows excellent ability to remove pesticides, viruses and bacteria. It has high ability to remove natural organic substances and medium ability to remove total hardness. Through innovative technology, the product has a stronger film surface, strong anti-oxidation performance, and the use of ultra- low pressure mode of operation can significantly improve the system and operation economy.
NF series of membrane elements performance:
Model | Active Membrane ft2(m2) | Average Permeate GPD(m3/d) | Stable Rejection % |
HC-NF60-4040 | 85(7.9) | 2000(7.5) | 60±10 | 500 NaCl |
≥97 | 2000 MgO4 |
HC-NF60-8040 | 400(37.2) | 10000(37.9) | 60±10 | 500 NaCl |
≥97 | 2000 MgO4 |
HC-NF90-4040 | 85(7.9) | 1800(6.8) | 90±10 | 500 NaCl |
≥98 | 2000 MgO4 |
HC-NF90-8040 | 400(37.2) | 9000(34.1) | 90±10 | 500 NaCl |
≥98 | 2000 MgO4 |
NF series of membrane elements Testing Conditions:
Testing Pressure:70 psi (0.48MPa)
Temperature of Testing Solution:25 ºC
Concentration of Testing Solution:500ppm NaCl;2000ppm MgSO4
pH Value of Testing Solution:8
Recovery Rate of Single Element:15%
NF series of membrane elements Operation Limits & Conditions:
Max.Working Pressure:600psi(4.14MPa)
Max.Feed Water Flow:75gpm(17 m3/h) for 8040; 16gpm(3.6 m3/h) for 4040,4021; 6.0gpm(1.4 m3/h) for 2521,2540
Max.Feed Water Temperature: 45ºC
Max.Mn: 0.1mg/L
Max.Fe: 0.05mg/L
Max.Turbidity NTU: 1.0
Max.Feed Water SDI15: 5
Max.Feed Water COD: 15ppm
Max.Feed Water BOD: 10ppm
Max.Feed Water TOC: 3ppm
Residual Chlorine Concentration of Feed Water: <0.1ppm
pH Range of Feed Water During Continuous Operation: 3~10
Max.Pressure Drop of Single Element: 15psi(0.1MPa) for 8040,4040,2540; 10psi(0.07MPa) for 2521,4021
Note:
1.For the recommended design scope, please refer to the latest version of the technical manual, design guide, or consult with membrane technology experts. If the user does not strictly follow the operating conditions provided by the sample, Tianjin Justin Technology Co., Ltd will not bear all the consequences arising therefrom.
2.The average water yield listed in the table shows that the error of water yield of single membrane element in series is within (+10%). The difference between the minimum water yield and the nominal value of other series of single membrane elements is not more than 20% of the nominal value.
3.Wet membrane components are strictly tested before they leave the factory. They are stored in 1.0% sodium bisulfite solution. Then they are packed in vacuum and packed in cardboard boxes. The safe storage temperature of wet membrane components is 4-45ºC.
4.RO production water to be discharged in the first hour of operation.
5.During storage and operation, it is prohibited to add any chemicals that affect membrane components. In case of violating the use of such chemicals, Tianjin Justin Technology Co., Ltd will not bear all the consequences arising therefrom.
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